.page-products {
  --off-gap: 22px;
  --off-rail: 288px;
  --off-panel: #121a2e;
  --off-tint: rgba(34, 224, 214, .14);
  padding-bottom: 84px;
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding: 22px 0 0;
}

/* ---------- 首屏 ---------- */
.page-products .offer-hero {
  padding: 26px 0 34px;
  border-bottom: 1px solid var(--line);
}

.page-products .offer-hero__tag {
  display: inline-block;
  margin: 0;
  padding: 5px 13px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--brand);
  border: 1px solid rgba(255, 75, 31, .36);
  border-radius: 999px;
}

.page-products .offer-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.2vw, 58px);
  line-height: 1.1;
  letter-spacing: -.02em;
  max-width: 20ch;
}

.page-products .offer-hero__lead {
  margin: 18px 0 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .offer-hero__facts {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .offer-fact {
  background: var(--ink-soft);
  padding: 16px 16px 18px;
}

.page-products .offer-fact__v {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.8vw, 30px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-products .offer-fact__v--brand {
  color: var(--brand);
}

.page-products .offer-fact__v em {
  font-style: normal;
  font-size: .5em;
  color: var(--metal);
  margin-left: 5px;
  font-weight: 500;
}

.page-products .offer-fact__k {
  display: block;
  margin-top: 9px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--metal);
}

@media (min-width: 760px) {
  .page-products .offer-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 章节通用 ---------- */
.page-products .offer-section {
  padding: 56px 0 0;
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-products .offer-section__head {
  display: grid;
  gap: 10px;
  max-width: 70ch;
  margin-bottom: 26px;
}

.page-products .offer-section__note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--metal);
}

.page-products .section-title {
  margin: 0;
}

.page-products .offer-body {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--silver);
  max-width: 68ch;
}

.page-products .offer-points {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 68ch;
}

.page-products .offer-points li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--silver);
}

.page-products .offer-points__k {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--cyan);
  letter-spacing: .08em;
}

/* ---------- 图片框 ---------- */
.page-products .offer-figure {
  margin: 26px 0 0;
}

.page-products .offer-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-soft);
}

.page-products .offer-figure__cap {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.66;
  color: var(--metal);
}

/* ---------- 服务索引栅格 ---------- */
.page-products .offer-index {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--off-gap);
}

.page-products .offer-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.page-products .offer-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}

.page-products .offer-card--hero {
  background:
    linear-gradient(142deg, rgba(43, 76, 155, .92) 0%, rgba(18, 26, 46, .96) 62%, var(--ink-soft) 100%);
  border-color: rgba(167, 176, 190, .34);
}

.page-products .offer-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--brand);
}

.page-products .offer-card--hero .offer-card__no {
  color: var(--brand-hi);
}

.page-products .offer-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.34;
  letter-spacing: -.01em;
}

.page-products .offer-card__text {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.74;
  color: var(--metal);
}

.page-products .offer-card__link {
  align-self: flex-start;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, .42);
  padding-bottom: 2px;
  transition: color .2s ease, border-color .2s ease;
}

.page-products .offer-card__link:hover,
.page-products .offer-card__link:focus-visible {
  color: var(--white);
  border-color: var(--white);
}

@media (min-width: 700px) {
  .page-products .offer-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-products .offer-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .offer-card--hero {
    grid-column: span 2;
  }
}

/* ---------- 主副分栏 ---------- */
.page-products .offer-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--off-gap);
}

.page-products .offer-split__main {
  min-width: 0;
}

@media (min-width: 1000px) {
  .page-products .offer-split {
    grid-template-columns: minmax(0, 1fr) var(--off-rail);
    align-items: start;
    gap: 34px;
  }

  .page-products .offer-split--flip {
    grid-template-columns: var(--off-rail) minmax(0, 1fr);
  }

  .page-products .offer-split--flip .offer-figure--tall {
    margin-top: 6px;
  }
}

/* ---------- 侧栏说明块 ---------- */
.page-products .offer-aside {
  padding: 20px 18px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-products .offer-aside__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products .offer-aside__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .offer-aside__list li {
  position: relative;
  padding-left: 15px;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--silver);
}

.page-products .offer-aside__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 1px;
  background: var(--brand);
}

.page-products .offer-aside__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--metal);
}

/* ---------- 战绩数据板 ---------- */
.page-products .offer-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--off-gap);
  padding: 20px;
  background: linear-gradient(160deg, var(--off-panel), var(--ink-soft));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-products .offer-board__viz {
  margin: 0;
  min-width: 0;
}

.page-products .offer-board__viz img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--ink);
}

.page-products .offer-board__side {
  min-width: 0;
}

.page-products .offer-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .offer-filter__tag {
  padding: 5px 12px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan);
  background: var(--off-tint);
  border: 1px solid rgba(34, 224, 214, .32);
  border-radius: 999px;
}

.page-products .offer-board__cells {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .offer-board__cell {
  background: var(--ink-soft);
  padding: 14px 14px 16px;
}

.page-products .offer-board__k {
  display: block;
  margin: 0;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--metal);
}

.page-products .offer-board__v {
  display: block;
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-products .offer-board__v--brand {
  color: var(--brand);
}

.page-products .offer-board__foot {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--metal);
}

@media (min-width: 880px) {
  .page-products .offer-board {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 26px;
    align-items: start;
    padding: 26px;
  }
}

/* ---------- 提醒卡片 ---------- */
.page-products .offer-alerts {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .offer-alert {
  background: var(--ink-soft);
  padding: 16px 18px 18px;
}

.page-products .offer-alert__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-products .offer-alert__title {
  margin: 8px 0 6px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
}

.page-products .offer-alert__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--metal);
}

@media (min-width: 640px) {
  .page-products .offer-alerts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 四端入口 ---------- */
.page-products .offer-devices {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--off-gap);
}

.page-products .offer-device {
  padding: 18px 18px 20px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-left: 2px solid var(--brand);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-products .offer-device__k {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--white);
}

.page-products .offer-device__text {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--metal);
}

@media (min-width: 620px) {
  .page-products .offer-devices {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-products .offer-devices {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 适用场景 ---------- */
.page-products .offer-scenes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--off-gap);
}

.page-products .offer-scene {
  position: relative;
  padding: 22px 20px 22px;
  background: linear-gradient(158deg, var(--off-panel), var(--ink-soft));
  border: 1px solid var(--line);
  transition: transform .22s ease, box-shadow .22s ease;
}

.page-products .offer-scene:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.page-products .offer-scene__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--brand);
}

.page-products .offer-scene__title {
  margin: 10px 0 8px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
}

.page-products .offer-scene__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.76;
  color: var(--metal);
}

@media (min-width: 700px) {
  .page-products .offer-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 版本刻度轴 ---------- */
.page-products .offer-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 18px;
  display: grid;
  gap: 22px;
  border-left: 1px solid var(--line-strong);
}

.page-products .offer-timeline__item {
  position: relative;
}

.page-products .offer-timeline__item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--line-strong);
}

.page-products .offer-timeline__item.is-current::before {
  background: var(--brand);
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(255, 75, 31, .16);
}

.page-products .offer-timeline__year {
  display: block;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-products .offer-timeline__item.is-current .offer-timeline__year {
  color: var(--brand);
}

.page-products .offer-timeline__title {
  margin: 6px 0 6px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
}

.page-products .offer-timeline__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--metal);
  max-width: 46ch;
}

@media (min-width: 900px) {
  .page-products .offer-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
    padding: 52px 0 0;
    border-left: 0;
    position: relative;
  }

  .page-products .offer-timeline::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 34px;
    height: 1px;
    background: var(--line-strong);
  }

  .page-products .offer-timeline__item::before {
    left: 0;
    top: 29px;
  }

  .page-products .offer-timeline__item::after {
    content: "";
    position: absolute;
    left: 4px;
    top: 38px;
    width: 1px;
    height: 12px;
    background: var(--line-strong);
  }

  .page-products .offer-timeline__year {
    position: absolute;
    left: 0;
    top: 0;
  }

  .page-products .offer-timeline__title {
    margin-top: 0;
  }
}

/* ---------- 更新节奏 ---------- */
.page-products .offer-cadence {
  margin-top: 30px;
  padding: 20px 20px 22px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  display: grid;
  gap: 12px;
}

.page-products .offer-cadence__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--silver);
  max-width: 68ch;
}

.page-products .offer-cadence__link {
  justify-self: start;
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, .42);
  padding-bottom: 2px;
}

.page-products .offer-cadence__link:hover,
.page-products .offer-cadence__link:focus-visible {
  color: var(--white);
  border-color: var(--white);
}

/* ---------- 收尾 ---------- */
.page-products .offer-closing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: 28px 22px 30px;
  background: linear-gradient(150deg, var(--panel), var(--ink-soft));
  border: 1px solid var(--line-strong);
}

.page-products .offer-closing__main {
  min-width: 0;
}

.page-products .offer-closing .btn-group {
  margin-top: 22px;
}

.page-products .offer-closing__side {
  align-self: center;
  padding-top: 4px;
  border-top: 1px solid var(--line);
}

.page-products .offer-closing__hint {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--metal);
  max-width: 34ch;
}

@media (min-width: 900px) {
  .page-products .offer-closing {
    grid-template-columns: minmax(0, 1fr) 250px;
    align-items: center;
    gap: 40px;
    padding: 38px 36px;
  }

  .page-products .offer-closing__side {
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: 26px;
  }
}

/* ---------- 动效与可访问性 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .offer-card,
  .page-products .offer-scene {
    transition: none;
  }

  .page-products .offer-card:hover,
  .page-products .offer-scene:hover {
    transform: none;
  }
}